MESON Chess Problem Database
Problem Display
PID: 82480 (n5K1/8/8/1B1p1NB1/1r1NkP1Q/q1b5/3Pbp2/5r2 w - - 0 1)
Havel, Miroslav
Ceskoslovenska samostatnost, 1924
#2
8 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bd1
- 2.d3#
- 1...Bf3
- 2.d3#
- 1...Bg4
- 2.d3#
- 1...Bh5
- 2.d3#
- 1...Bd1
- Tries
- 1.Qxf2?
- threat
- 2.Sg3#
- 2.Sd6#
- 2.Qe3#
- 2.Qxe2#
- 1...Rxd4
- 2.Sg3#
- 1...Rxb5
- 2.Qe3#
- 2.Qxe2#
- 1...Bxb5
- 2.Qe3#
- 1...Bxd2
- 2.Sd6#
- 1...Bxd4
- 2.Sd6#
- 1...Rc4
- 2.Qe3#
- 2.Qxe2#
- 1...Bc4
- 2.Qe3#
- 1...Qa6
- 2.Sg3#
- 2.Qe3#
- 2.Qxe2#
- 1...Re1
- 2.Sg3#
- 2.Sd6#
- 2.Qe3#
- 1...Rg1
- 2.Sd6#
- 2.Qe3#
- 2.Qxe2#
- 1...Rbb1
- 2.Sg3#
- 2.Qe3#
- 2.Qxe2#
- 1...Rb2
- 2.Sg3#
- 2.Qe3#
- 2.Qxe2#
- 1...Rb3
- 2.Sg3#
- 2.Qe3#
- 2.Qxe2#
- 1...Ra4
- 2.Sg3#
- 2.Qe3#
- 2.Qxe2#
- 1...Bd1
- 2.Sg3#
- 2.Sd6#
- 2.Qe3#
- 2.d3#
- 1...Bd3
- 2.Sg3#
- 2.Sd6#
- 2.Qe3#
- 1...Bf3
- 2.Sg3#
- 2.Sd6#
- 2.Qe3#
- 2.d3#
- 1...Bg4
- 2.Sg3#
- 2.Sd6#
- 2.Qe3#
- 2.d3#
- 1...Bh5
- 2.Sg3#
- 2.Sd6#
- 2.Qe3#
- 2.d3#
- 1...Ba1
- 2.Sd6#
- 1...Bb2
- 2.Sd6#
- 1...Rxf2!
- threat
- 1.Qh1+?
- 1...Bf3
- 2.Qxf3#
- 2.d3#
- 1...Rxh1!
- 1...Bf3
- 1.Qxf2?
- Keys
- 1.Qh5!
- threat
- 2.Qxe2#
- 2.Qe8#
- 1...Rxd4
- 2.Sg3#
- 1...Rxb5
- 2.Qxe2#
- 1...Bxb5
- 2.Qf3#
- 1...Bxh5
- 2.d3#
- 1...Bxd2
- 2.Qe8#
- 1...Bxd4
- 2.Sd6#
- 1...Rc4
- 2.Qxe2#
- 1...Bc4
- 2.Qf3#
- 1...Qa6
- 2.Qxe2#
- 1...Qa7
- 2.Qxe2#
- 1...Re1
- 2.Qe8#
- 1...Rbb1
- 2.Qxe2#
- 1...Rb2
- 2.Qxe2#
- 1...Rb3
- 2.Qxe2#
- 1...Ra4
- 2.Qxe2#
- 1...Bd1
- 2.Qe8#
- 2.d3#
- 1...Bd3
- 2.Qf3#
- 2.Qe8#
- 1...Bf3
- 2.Qxf3#
- 2.Qe8#
- 2.d3#
- 1...Bg4
- 2.Qe8#
- 2.d3#
- 1...Ba1
- 2.Qe8#
- 1...Bb2
- 2.Qe8#
- 1...Sc7
- 2.Qxe2#
- threat
- 1.Qh5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 17
- REMOVED MATES = 3
- Sets
- B(b);N_GUARD::P(A)
- Tries
- Try
- Q(D);XP(c)
- Threat
- DUALS(4)
- Vars
- R(f);XS(B)::S(F)
- B(b);XB(E)::QAR1(D)
- B(e);XP(A)::S(F)
- B(e);XS(B)::S(F)
- B(b);::QAR1(D)
- B(e);::S(F)
- Refutation
- R(a);XQ(D)
- Try
- Q(D);CHECK
- Refutation
- R(a);XQ(D)
- Try
- Actual
- Q(D);
- Threat
- DUALS(2)
- Vars
- R(f);SBLOCK,XS(B)::S(F)
- R(f);XB(E)::QAR2(D),XB(b)
- B(b);N_GUARD,XB(E)::QAB1(D)
- B(b);N_GUARD,XQ(D)::P(A)
- B(e);XP(A)::QAR(D)
- B(e);SBLOCK,XS(B)::S(F)
- R(f);::QAR2(D),XB(b)
- B(b);N_GUARD::QAB1(D)
- Q(d);::QAR2(D),XB(b)
- R(a);::QAR(D)
- B(e);::QAR(D)
- S(i);::QAR2(D),XB(b)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).